Lamp



FIG. 1 is a front view of a lamp, showing my new design;

FIG. 2 is a top and front perspective view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a rear view thereof.

The features surrounded by broken lines depict portions of the lamp thatform no part of the claimed design.

CLAIM The ornamental design for a lamp, as shown and described. 